This ridiculous theory is based on a series of wrong assumptions.
⇑ Translate the sentence above by Google ⇑
Related: ridiculous, assumption, theory
Prev: The small is $3.50 and the large is $5. It's a tough decision: the small size may not last you through the whole movie, but $5.50 for some sugary drink seems ridiculous.
Next: I had to worm my way out sideways from the bench in a ridiculous, undignified fashion.